The Giraffe With No Neck

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Instances of wild animals with these types of skeletal dysplasias are extraordinarily rare," Brown says in the statement. "It’s another interesting wrinkle in the unique story of giraffe in these diverse ecosystems." Groups of giraffes are called herds, although they differ from the herds of most other animals. A giraffe herd can consist of anywhere from 2 to 50 animals. a b Holmes, Bob (19 May 2021). "Heads up! The cardiovascular secrets of giraffes". Knowable Magazine. doi: 10.1146/knowable-051821-2. S2CID 236354545. Archived from the original on 6 July 2022 . Retrieved 1 August 2022.

Camelopard" / k ə ˈ m ɛ l ə ˌ p ɑːr d/ is an archaic English name for the giraffe; it derives from the Ancient Greek καμηλοπάρδαλις ( kamēlopárdalis), from κάμηλος ( kámēlos), " camel", and πάρδαλις ( párdalis), " leopard", referring to its camel-like shape and leopard-like colouration. [6] [7] Taxonomy Evolution Winton, W. E. de (1 November 1899). "XXXVIII.—On mammals collected by Lieut.-Colonel W. Giffard in the northern territory of the Gold Coast". Annals and Magazine of Natural History. 4 (23): 353–359. doi: 10.1080/00222939908678212. ISSN 0374-5481. Archived from the original on 1 August 2020 . Retrieved 16 September 2019.

The Nigerian giraffe is now found in just one area of Niger. The reticulated giraffe lives in Somalia, southern Ethiopia, and northern Kenya. Charles Foley; Lara Foley; Alex Lobora; Daniela De Luca; Maurus Msuha; Tim R. B. Davenport; Sarah M. Durant (2014). A Field Guide to the Larger Mammals of Tanzania. Princeton University Press. pp.179–. ISBN 978-1-4008-5280-2. Archived from the original on 22 September 2023 . Retrieved 13 July 2016. Lee, Derek E.; Bond, Monica L. (2016). "Precision, accuracy, and costs of survey methods for giraffe Giraffa camelopardalis". Journal of Mammalogy. 97 (3): 940–948. doi: 10.1093/jmammal/gyw025. S2CID 87384776. Many people think that giraffes have no voice, but they do make a variety of sounds, including moos, roars, snorts, hisses, and grunts. They just very rarely do so. One sound giraffes make when they’re alarmed is a snort. Threats—such as lions nearby—may warrant a snort. Giraffes are often the early warning signal for other savanna wildlife: if a giraffe herd starts to run, everyone else does, too! Studies suggest giraffes vocalize below the level of human hearing and perhaps use this sound for long-distance communication.

Von Muggenthaler, E (2013). "Giraffe Helmholtz resonance". Proceedings of Meetings on Acoustics. 19 (1): 010012. doi: 10.1121/1.4800658. Tobler, I.; Schwierin, B. (1996). "Behavioural sleep in the giraffe ( Giraffa camelopardalis) in a zoological garden". Journal of Sleep Research. 5 (1): 21–32. doi: 10.1046/j.1365-2869.1996.00010.x. PMID 8795798. S2CID 34605791. Knüsel, Mara; Lee, Derek; König, Barbara; Bond, Monica (March 2019). "Correlates of home range sizes of giraffes, Giraffa camelopardalis" (PDF). Animal Behaviour. 149: 143–151. doi: 10.1016/j.anbehav.2019.01.017. S2CID 72332291. Archived (PDF) from the original on 10 February 2020. a b c Hassanin, A.; Ropiquet, A.; Gourmand, B.-L.; Chardonnet, B.; Rigoulet, J. (2007). "Mitochondrial DNA variability in Giraffa camelopardalis: consequences for taxonomy, phylogeography and conservation of giraffes in West and central Africa". Comptes Rendus Biologies. 330 (3): 173–83. doi: 10.1016/j.crvi.2007.02.008. PMID 17434121.The animal’s rare coloring is likely due to some sort of mutation in one or more genes, she says. But there’s no indication of underlying medical issues or that the newborn reticulated giraffe—a subspecies native to eastern Africa—is at a genetic disadvantage. The zoo said she might be the “only solid-colored reticulated giraffe living anywhere on the planet.” (The last spotless giraffe in captivity was likely a calf born at Tokyo’s Ueno Zoo in 1972, CBS News reported.)

Rudgley, Richard The Encyclopedia of Psychoactive Substances, pub. Abacus 1998 ISBN 0 349 11127 8 pps. 20–21. Hello up there! Why do so many people look up to giraffes—besides the obvious reason? The long and short of it is that they are a wonderful example of nature’s creativity. Unlike the females, the bulls seemingly form no lasting social bonds. Once they disperse from their mothers, they may temporarily join bachelor herds but become increasingly solitary as they age. Sexual maturity is attained at around four years of age, but it may take several years until they can compete for mating rights.Based on their measurements, the team came to the conclusion that dwarfism was the most likely explanation for their different body sizes and proportions. Lee, Derek E. (2018). "Evaluating conservation effectiveness in a Tanzanian community wildlife management area". The Journal of Wildlife Management. 82 (8): 1767–1774. doi: 10.1002/jwmg.21549. ISSN 1937-2817. S2CID 91251633. Archived from the original on 26 October 2020 . Retrieved 16 November 2020.

a b c d e f g h i j k l Mitchell, G.; Skinner, J. D. (2003). "On the origin, evolution and phylogeny of giraffes Giraffa camelopardalis". Transactions of the Royal Society of South Africa. 58 (1): 51–73. doi: 10.1080/00359190309519935. S2CID 6522531. Garland, T; Janis, C. M. (1993). "Does metatarsal/femur ratio predict maximal running speed in cursorial mammals?" (PDF). Journal of Zoology. 229 (1): 133–51. doi: 10.1111/j.1469-7998.1993.tb02626.x. Archived from the original (PDF) on 20 November 2018 . Retrieved 25 April 2010.

The giraffe genome is around 2.9 billion base pairs in length, compared to the 3.3 billion base pairs of the okapi. Of the proteins in giraffe and okapi genes, 19.4% are identical. The divergence of giraffe and okapi lineages dates to around 11.5 mya. A small group of regulatory genes in the giraffe appear to be responsible for the animal's height and associated circulatory adaptations. [16] [17] Species and subspecies Map showing "Approximate geographic ranges, fur patterns, and phylogenetic relationships between some giraffe subspecies based on mitochondrial DNA sequences. Colored dots on the map represent sampling localities. The phylogenetic tree is a maximum-likelihood phylogram based on samples from 266 giraffes. Asterisks along branches correspond to node values of more than 90% bootstrap support. Stars at branch tips identify paraphyletic haplotypes found in Maasai and reticulated giraffes". [18] Harrison, D. F. N. (1995). The Anatomy and Physiology of the Mammalian Larynx. Cambridge University Press. p.165. ISBN 978-0-521-45321-9. Giraffes are usually silent although they can bellow, grunt or snort when alarmed, as when confronted by lions, and can also moo in distress. Janis, Christine M. (1 January 1993). "Tertiary Mammal Evolution in the Context of Changing Climates, Vegetation, and Tectonic Events". Annual Review of Ecology and Systematics. 24: 467–500. doi: 10.1146/annurev.ecolsys.24.1.467. JSTOR 2097187. Adult giraffes generally have no predators other than lions and humans, as their huge hooves are very effective in defending against predators. Giraffes are more vulnerable when they are lying down or drinking, because this gives lions the opportunity to leap up and seize them by the nose or throat.